EP0364759A3 - Prévention de contaminants colorés lors de la préparation de polymères de l'éthylène à poids moléculaire élevé, à l'aide d'un système catalytique à base de titane - Google Patents
Prévention de contaminants colorés lors de la préparation de polymères de l'éthylène à poids moléculaire élevé, à l'aide d'un système catalytique à base de titane Download PDFInfo
- Publication number
- EP0364759A3 EP0364759A3 EP19890117452 EP89117452A EP0364759A3 EP 0364759 A3 EP0364759 A3 EP 0364759A3 EP 19890117452 EP19890117452 EP 19890117452 EP 89117452 A EP89117452 A EP 89117452A EP 0364759 A3 EP0364759 A3 EP 0364759A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- titanium
- containing catalyst
- avoidance
- ethylene
- manufacture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT89117452T ATE97670T1 (de) | 1988-10-01 | 1989-09-21 | Vermeidung von farbigen verunreinigungen bei der herstellung von ultrahochmolekularen ethylenpolymerisaten mittels eines titan enthaltenden katalysatorsystems. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3833444 | 1988-10-01 | ||
DE3833444A DE3833444A1 (de) | 1988-10-01 | 1988-10-01 | Vermeidung von farbigen verunreinigungen bei der herstellung von ultrahochmolekularen ethylenpolymerisaten mittels eines titan enthaltenden katalysatorsystems |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0364759A2 EP0364759A2 (fr) | 1990-04-25 |
EP0364759A3 true EP0364759A3 (fr) | 1991-02-27 |
EP0364759B1 EP0364759B1 (fr) | 1993-11-24 |
Family
ID=6364192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP89117452A Expired - Lifetime EP0364759B1 (fr) | 1988-10-01 | 1989-09-21 | Prévention de contaminants colorés lors de la préparation de polymères de l'éthylène à poids moléculaire élevé, à l'aide d'un système catalytique à base de titane |
Country Status (6)
Country | Link |
---|---|
US (1) | US5034481A (fr) |
EP (1) | EP0364759B1 (fr) |
JP (1) | JPH02142806A (fr) |
AT (1) | ATE97670T1 (fr) |
DE (2) | DE3833444A1 (fr) |
ES (1) | ES2046416T3 (fr) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06509591A (ja) * | 1991-07-26 | 1994-10-27 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | 均質な高モジュラスで超高分子量のポリエチレン複合体およびそれらの製造方法 |
IT1262933B (it) * | 1992-01-31 | 1996-07-22 | Montecatini Tecnologie Srl | Processo per la polimerizzazione in fase gas di alfa-olefine |
US5194526A (en) * | 1992-07-30 | 1993-03-16 | Union Carbide Chemicals & Plastics Technology Corporation | Process for producing sticky polymers |
US6124230A (en) * | 1995-07-13 | 2000-09-26 | Exxon Chemical Patents, Inc. | Polymerization catalyst systems, their production and use |
US6140432A (en) * | 1995-07-13 | 2000-10-31 | Exxon Chemical Patents Inc. | Polymerization catalyst systems, their production and use |
US6245868B1 (en) | 1998-05-29 | 2001-06-12 | Univation Technologies | Catalyst delivery method, a catalyst feeder and their use in a polymerization process |
US7354880B2 (en) * | 1998-07-10 | 2008-04-08 | Univation Technologies, Llc | Catalyst composition and methods for its preparation and use in a polymerization process |
DE19835467A1 (de) | 1998-08-06 | 2000-02-17 | Elenac Gmbh | Feststoffreaktor mit antistatischer Beschichtung zur Durchführung von Reaktionen in der Gasphase |
US6180735B1 (en) | 1998-12-17 | 2001-01-30 | Univation Technologies | Catalyst composition and methods for its preparation and use in a polymerization process |
DE60024680T2 (de) * | 1999-12-15 | 2006-08-24 | Univation Technologies, LLC, Houston | Polymerisationsverfahren |
US6482903B1 (en) | 1999-12-15 | 2002-11-19 | Univation Technologies, Llc | Method for preparing a supported catalyst system and its use in a polymerization process |
US6713573B2 (en) | 2000-11-30 | 2004-03-30 | Univation Technologies, Llc | Catalyst modifiers and their use in the polymerization of olefin(s) |
US6593267B2 (en) | 2000-12-18 | 2003-07-15 | Univation Technologies, Llc | Method for preparing a supported catalyst system and its use in a polymerization process |
US6933258B2 (en) * | 2000-12-19 | 2005-08-23 | Univation Technologies, L.L.C. | Catalyst composition and methods for its preparation and use in a polymerization process |
US6884749B2 (en) | 2002-10-17 | 2005-04-26 | Equistar Chemicals L.P. | Supported catalysts which reduce sheeting in olefin polymerization, process for the preparation and the use thereof |
JP4742221B2 (ja) * | 2003-03-21 | 2011-08-10 | ダウ グローバル テクノロジーズ エルエルシー | モルホロジー制御オレフィン重合プロセス |
US20070073012A1 (en) * | 2005-09-28 | 2007-03-29 | Pannell Richard B | Method for seed bed treatment before a polymerization reaction |
US7985811B2 (en) * | 2004-01-02 | 2011-07-26 | Univation Technologies, Llc | Method for controlling sheeting in gas phase reactors |
US20050148742A1 (en) * | 2004-01-02 | 2005-07-07 | Hagerty Robert O. | Method for controlling sheeting in gas phase reactors |
US8304064B2 (en) * | 2006-06-27 | 2012-11-06 | Asahi Kasei Chemicals Corporation | Stretch-formed sheet of ultra-high molecular weight polyolefin having excellent transparency and mechanical properties, and production method thereof |
US7790816B2 (en) * | 2006-08-04 | 2010-09-07 | Univation Technologies, Llc | Method of maintaining heat transfer capacity in a polymerization reaction system |
BRPI0605781A (pt) | 2006-12-29 | 2008-08-19 | Braskem Sa | composição anti-estática para polimerização ou copolimerização de olefinas em fase gás, processo de polimerização ou copolimerização de olefinas em fase gás, e, polìmero ou copolìmero de olefina assim obtido |
EP2183286B1 (fr) * | 2007-08-16 | 2012-12-12 | Univation Technologies, LLC | Additifs de continuité et leur utilisation dans des procédés de polymérisation |
RU2493904C2 (ru) * | 2008-09-24 | 2013-09-27 | Юнивейшн Текнолоджиз, Ллк | Способы очистки распределительной тарелки в реакторной системе с псевдоожиженным слоем |
WO2010080871A1 (fr) | 2009-01-08 | 2010-07-15 | Univation Technologies, Llc | Additif pour procédés de polymérisation en phase gazeuse |
WO2010080870A2 (fr) | 2009-01-08 | 2010-07-15 | Univation Technologies,Llc | Additif pour des procédés de polymérisation de polyoléfines |
KR101789989B1 (ko) * | 2010-09-28 | 2017-10-25 | 바젤 폴리올레핀 게엠베하 | 중합 반응기에 정전기 방지 화합물을 공급하는 방법 |
BR112013007376B1 (pt) * | 2010-09-28 | 2020-07-28 | Basell Polyolefine Gmbh | método para alimentação de um composto antiestático a um reator de polimerização, suspensão de catalisador, seu uso e processo para a polimerização de olefinas |
ES2640318T3 (es) | 2010-12-22 | 2017-11-02 | Univation Technologies, Llc | Aditivo para procedimientos de polimerización de olefinas |
EP2803679A1 (fr) | 2013-05-17 | 2014-11-19 | Basell Poliolefine Italia S.r.l. | Composants de catalyseur pour la polymérisation des oléfines |
EP3080200B1 (fr) | 2013-12-09 | 2018-11-14 | Univation Technologies, LLC | Alimentation d'additifs de polymérisation à des procédés de polymérisation |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0229368A2 (fr) * | 1986-01-11 | 1987-07-22 | BASF Aktiengesellschaft | Utilisation d'antistatiques afin d'éviter l'encrassement pendant la préparation de polyéthylène dans un réacteur à phase gazeuse |
EP0232701A2 (fr) * | 1986-01-11 | 1987-08-19 | BASF Aktiengesellschaft | Utilisation d'antistatiques afin d'éviter l'encrassement des parois pendant la préparation de polyethylène à poids moléculaire ultrahaut dans un réacteur à phase gazeuse |
EP0260647A2 (fr) * | 1986-09-17 | 1988-03-23 | BASF Aktiengesellschaft | Procédé de préparation de polymères d'éthylène au moyen d'un système catalytique Ziegler |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5038158B2 (fr) * | 1972-01-22 | 1975-12-08 | ||
JPS5830323B2 (ja) * | 1974-08-12 | 1983-06-28 | 昭和電工株式会社 | オレフインノ ジユウゴウホウホウ |
US4182810A (en) * | 1978-04-21 | 1980-01-08 | Phillips Petroleum Company | Prevention of fouling in polymerization reactors |
US4220580A (en) * | 1978-07-24 | 1980-09-02 | Gulf Oil Corporation | Bingham fluid compositions |
US4532311A (en) * | 1981-03-26 | 1985-07-30 | Union Carbide Corporation | Process for reducing sheeting during polymerization of alpha-olefins |
JPS5964604A (ja) * | 1982-10-06 | 1984-04-12 | Sumitomo Chem Co Ltd | ポリオレフインの製造方法 |
DE3546018A1 (de) * | 1985-12-24 | 1987-06-25 | Basf Ag | Verfahren zum herstellen von ethenpolymerisaten mittels eines ziegler-katalysatorsystems |
-
1988
- 1988-10-01 DE DE3833444A patent/DE3833444A1/de not_active Withdrawn
-
1989
- 1989-09-19 US US07/409,343 patent/US5034481A/en not_active Expired - Fee Related
- 1989-09-21 EP EP89117452A patent/EP0364759B1/fr not_active Expired - Lifetime
- 1989-09-21 ES ES198989117452T patent/ES2046416T3/es not_active Expired - Lifetime
- 1989-09-21 AT AT89117452T patent/ATE97670T1/de not_active IP Right Cessation
- 1989-09-21 DE DE89117452T patent/DE58906250D1/de not_active Expired - Fee Related
- 1989-10-02 JP JP1255356A patent/JPH02142806A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0229368A2 (fr) * | 1986-01-11 | 1987-07-22 | BASF Aktiengesellschaft | Utilisation d'antistatiques afin d'éviter l'encrassement pendant la préparation de polyéthylène dans un réacteur à phase gazeuse |
EP0232701A2 (fr) * | 1986-01-11 | 1987-08-19 | BASF Aktiengesellschaft | Utilisation d'antistatiques afin d'éviter l'encrassement des parois pendant la préparation de polyethylène à poids moléculaire ultrahaut dans un réacteur à phase gazeuse |
EP0260647A2 (fr) * | 1986-09-17 | 1988-03-23 | BASF Aktiengesellschaft | Procédé de préparation de polymères d'éthylène au moyen d'un système catalytique Ziegler |
Also Published As
Publication number | Publication date |
---|---|
JPH02142806A (ja) | 1990-05-31 |
EP0364759A2 (fr) | 1990-04-25 |
DE58906250D1 (de) | 1994-01-05 |
US5034481A (en) | 1991-07-23 |
EP0364759B1 (fr) | 1993-11-24 |
DE3833444A1 (de) | 1990-04-05 |
ES2046416T3 (es) | 1994-02-01 |
ATE97670T1 (de) | 1993-12-15 |
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EP0362629A3 (fr) | Prévention de contaminants colorés pendant la préparation de polyéthylène de poids moléculaire ultra-haut à l'aide d'un catalyseur contenant du titane | |
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